Bug 2043779 (CVE-2022-0213)

Summary:	CVE-2022-0213 vim: vim is vulnerable to out of bounds read
Product:	[Other] Security Response	Reporter:	Todd Cullum <tcullum>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	bdettelb, caswilli, dhalasz, fjansen, gchamoul, jburrell, jwong, karsten, kaycoth, micjohns, sthirugn, vkrizan, vkumar, vmugicag, zdohnal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	vim 8.2.4074	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in vim. The vulnerability occurs due to not checking the length for the NameBuff function, which can lead to a heap buffer overflow. This flaw allows an attacker to input a specially crafted file, leading to a crash or code execution.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2044142, 2044143, 2044637
Bug Blocks:	2043776

Description Todd Cullum 2022-01-22 00:25:41 UTC

vim is vulnerable to a heap-based out-of-bounds read when running an arbitrary malicious script.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-0213
http://seclists.org/oss-sec/2022/q1/40
http://www.openwall.com/lists/oss-security/2022/01/15/1
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0213
https://github.com/vim/vim/commit/de05bb25733c3319e18dca44e9b59c6ee389eb26
https://huntr.dev/bounties/f3afe1a5-e6f8-4579-b68a-6e5c7e39afed

Comment 2 Sandipan Roy 2022-01-24 05:56:34 UTC

Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2044142]

Comment 4 juneau 2022-01-24 21:13:13 UTC

Marked services affected/delegated. Affected code is present, however impact is low and actual occurrence of flaw is unlikely at best.